octane n : any isomeric saturated hydrocarbon found in petroleum and used as a fuel and solvent

English

Noun

1. Any of the eighteen isomeric aliphatic hydrocarbons (C8H18) found in petroleum, especially an iso-octane 2,2,4 trimethyl-pentane; they are used as fuels and solvents.

Translations

• Dutch: oktaan
• Finnish: oktaani
• Italian: ottano
• Polish: oktan
• Swedish: oktan

Derived terms

• octane number

Octane is a straight-chain alkane with the chemical formula CH3(CH2)6CH3.

Octane has 18 structural isomers:

• Octane (n-octane)
• 2-Methylheptane
• 3-Methylheptane (chiral)
• 4-Methylheptane
• 3-Ethylhexane
• 2,2-Dimethylhexane
• 2,3-Dimethylhexane (chiral)
• 2,4-Dimethylhexane (chiral)
• 2,5-Dimethylhexane
• 3,3-Dimethylhexane
• 3,4-Dimethylhexane (chiral, or meso compound)
• 2-Methyl-3-ethylpentane
• 3-Methyl-3-ethylpentane
• 2,2,3-Trimethylpentane (chiral)
• 2,2,4-Trimethylpentane (isooctane)
• 2,3,3-Trimethylpentane
• 2,3,4-Trimethylpentane
• 2,2,3,3-Tetramethylbutane

References

External links

• (n-octane)
• Material Safety Data Sheet for Octane
• Phytochemical database entry
• Chemical and physical properties table

alcohol, benzine, briquette, burnable, butane, carbon, charcoal, coal, coke, combustible, dope, ethane, ethanol, fireball, firing, flammable, flammable material, fuel, fuel additive, fuel dope, gas, gas carbon, gasoline, heptane, hexane, inflammable, inflammable material, isooctane, jet fuel, kerosene, methane, methanol, natural gas, oil, paraffin, peat, pentane, propane, propellant, rocket fuel, turf